Fasten front window repair the track into place. Place a fine bead of caulk on the inside of the track to seal it. Do not put so much caulk as to interfere with the trim replacements.
Once the door panel is removed, the problem may be quite obvious, as it was in my case. Your door may have a vapor barrier or plastic sheet that is glued to the door. Carefully remove this. In most cases, you can reuse the adhesive for the barrier during re-assembly. Make sure the motor is connected. Look for burned wires or obvious damage. If everything is intact, you need to test the motor. The best way to do this is to run a jumper wire from the positive terminal of your battery to the positive side of the motor to see if it jumps to life. If not, the motor needs to be replaced.
After our job was done, I sat on the back porch with a cold drink to rest. I noticed something interesting. A pair of robins appeared to be looking over the damage of the tree. The bright red-breasted male surveyed the grounds where chunks of bark and leaves rested. Then he flew to the fence near the tree appearing to fix auto glass investigate the large crack in the trunk. The female robin began to pick up sticks and leaves off the ground. She flew into a nearby tree where she was rebuilding a nest.
He threw himself upon his bed, staring up at the ceiling; a broad grin fixed as though permanently etched upon his face: never had he felt so alive. Gradually, as the euphoria faded he slipped into sleep. Almost immediately he found himself in windshield chip repair the same tunnel as the previous night's dream. He glanced down and saw the shards of broken glass that lay strewn about the cavern floor, testimony to his attempt to break through the window blocking the tunnel. Intrigued that his dream should bring him to exactly the same spot that he had been in last time, he decided to continue exploring.
The system that controls and runs your power windows is a really simple system. Its made up of a few on/off switches, your battery, and a 12 V motor in each door. There is also a mechanism called a regulator in each door. The regulator can either be of the rack, sector, or cable drive variety. That's about it.
Repairing a windshield has several benefits opposed to complete replacement. Repair is always going to be less expensive. Repairing a chip or crack also doesn't damage the watertight seal created in the factory windshield, replacing the windshield will require this seal to be broken. Secondary windshields tend to leak over time. Repairing a windshield is also much better for the environment since your windshield won't end up in a landfill somewhere.